diff --git a/ANNOUNCE b/ANNOUNCE index 9b36f089b..cc2416970 100644 --- a/ANNOUNCE +++ b/ANNOUNCE @@ -56,6 +56,7 @@ version 1.4.4beta05 [August 6, 2010] version 1.4.4beta06 [August 11, 2010] Don't try to use version-script with cygwin/mingw. + Revised contrib/gregbook to work under cygwin/mingw. Send comments/corrections/commendations to glennrp at users.sourceforge.net or to png-mng-implement at lists.sf.net (subscription required; visit diff --git a/CHANGES b/CHANGES index a52a5e842..8ac77bc96 100644 --- a/CHANGES +++ b/CHANGES @@ -2640,6 +2640,7 @@ version 1.4.4beta05 [August 6, 2010] version 1.4.4beta06 [August 11, 2010] Don't try to use version-script with cygwin/mingw. + Revised contrib/gregbook to work under cygwin/mingw. Send comments/corrections/commendations to glennrp at users.sourceforge.net or to png-mng-implement at lists.sf.net (subscription required; visit diff --git a/contrib/gregbook/README b/contrib/gregbook/README index cb6e5257e..35bf04fcc 100644 --- a/contrib/gregbook/README +++ b/contrib/gregbook/README @@ -165,7 +165,7 @@ RUNNING THE PROGRAMS: (VERY) BRIEF INTRO rpng is a simple PNG viewer that can display transparent PNGs with a specified background color; for example, - rpng -bgcolor #ff0000 toucan.png + rpng -bgcolor \#ff0000 toucan.png would display the image with a red background. rpng2 is a progressive viewer that simulates a web browser in some respects; it can display diff --git a/contrib/gregbook/readpng2.c b/contrib/gregbook/readpng2.c index d974f0cf0..7e056c7de 100644 --- a/contrib/gregbook/readpng2.c +++ b/contrib/gregbook/readpng2.c @@ -138,7 +138,7 @@ int readpng2_init(mainprog_info *mainprog_ptr) * version recognizes more chunks, add them to this list. If a * future version of readpng2.c recognizes more chunks, delete them * from this list. */ - static const png_byte chunks_to_ignore[] = { + static /* const */ png_byte chunks_to_ignore[] = { 99, 72, 82, 77, '\0', /* cHRM */ 104, 73, 83, 84, '\0', /* hIST */ 105, 67, 67, 80, '\0', /* iCCP */ diff --git a/contrib/gregbook/rpng-win.c b/contrib/gregbook/rpng-win.c index 20209611e..f53ddc8ec 100644 --- a/contrib/gregbook/rpng-win.c +++ b/contrib/gregbook/rpng-win.c @@ -85,7 +85,33 @@ #include #include #include +#ifdef __CYGWIN__ +/* getch replacement. Turns out, we don't really need this, + * but leave it here if we ever enable any of the uses of + * _getch in the main code + */ +#include +#include +#include +int repl_getch( void ) +{ + char ch; + int fd = fileno(stdin); + struct termio old_tty, new_tty; + + ioctl(fd, TCGETA, &old_tty); + new_tty = old_tty; + new_tty.c_lflag &= ~(ICANON | ECHO | ISIG); + ioctl(fd, TCSETA, &new_tty); + fread(&ch, 1, sizeof(ch), stdin); + ioctl(fd, TCSETA, &old_tty); + + return ch; +} +#define _getch repl_getch +#else #include /* only for _getch() */ +#endif /* #define DEBUG : this enables the Trace() macros */ @@ -153,7 +179,7 @@ int WINAPI WinMain(HINSTANCE hInst, HINSTANCE hPrevInst, PSTR cmd, int showmode) filename = (char *)NULL; - +#ifndef __CYGWIN__ /* First reenable console output, which normally goes to the bit bucket * for windowed apps. Closing the console window will terminate the * app. Thanks to David.Geldreich@realviz.com for supplying the magical @@ -162,6 +188,7 @@ int WINAPI WinMain(HINSTANCE hInst, HINSTANCE hPrevInst, PSTR cmd, int showmode) AllocConsole(); freopen("CONOUT$", "a", stderr); freopen("CONOUT$", "a", stdout); +#endif /* Next set the default value for our display-system exponent, i.e., @@ -279,7 +306,9 @@ int WINAPI WinMain(HINSTANCE hInst, HINSTANCE hPrevInst, PSTR cmd, int showmode) /* print usage screen if any errors up to this point */ if (error) { +#ifndef __CYGWIN__ int ch; +#endif fprintf(stderr, "\n%s %s: %s\n\n", PROGNAME, VERSION, appname); readpng_version_info(); @@ -293,11 +322,15 @@ int WINAPI WinMain(HINSTANCE hInst, HINSTANCE hPrevInst, PSTR cmd, int showmode) "\t\t (e.g., ``#ff7700'' for orange: same as HTML colors);\n" "\t\t used with transparent images\n" "\nPress Q, Esc or mouse button 1 after image is displayed to quit.\n" +#ifndef __CYGWIN__ "Press Q or Esc to quit this usage screen.\n" +#endif "\n", PROGNAME, default_display_exponent); +#ifndef __CYGWIN__ do ch = _getch(); while (ch != 'q' && ch != 'Q' && ch != 0x1B); +#endif exit(1); } @@ -333,18 +366,24 @@ int WINAPI WinMain(HINSTANCE hInst, HINSTANCE hPrevInst, PSTR cmd, int showmode) if (error) { +#ifndef __CYGWIN__ int ch; +#endif fprintf(stderr, PROGNAME ": aborting.\n"); +#ifndef __CYGWIN__ do ch = _getch(); while (ch != 'q' && ch != 'Q' && ch != 0x1B); +#endif exit(2); } else { fprintf(stderr, "\n%s %s: %s\n", PROGNAME, VERSION, appname); +#ifndef __CYGWIN__ fprintf(stderr, "\n [console window: closing this window will terminate %s]\n\n", PROGNAME); +#endif } @@ -417,7 +456,12 @@ int WINAPI WinMain(HINSTANCE hInst, HINSTANCE hPrevInst, PSTR cmd, int showmode) /* wait for the user to tell us when to quit */ printf( - "Done. Press Q, Esc or mouse button 1 (within image window) to quit.\n"); +#ifndef __CYGWIN__ + "Done. Press Q, Esc or mouse button 1 (within image window) to quit.\n" +#else + "Done. Press mouse button 1 (within image window) to quit.\n" +#endif + ); fflush(stdout); while (GetMessage(&msg, NULL, 0, 0)) { diff --git a/contrib/gregbook/rpng2-win.c b/contrib/gregbook/rpng2-win.c index 8c831db12..fbdacb59b 100644 --- a/contrib/gregbook/rpng2-win.c +++ b/contrib/gregbook/rpng2-win.c @@ -96,7 +96,33 @@ #include #include /* only for PvdM background code */ #include +#ifdef __CYGWIN__ +/* getch replacement. Turns out, we don't really need this, + * but leave it here if we ever enable any of the uses of + * _getch in the main code + */ +#include +#include +#include +int repl_getch( void ) +{ + char ch; + int fd = fileno(stdin); + struct termio old_tty, new_tty; + + ioctl(fd, TCGETA, &old_tty); + new_tty = old_tty; + new_tty.c_lflag &= ~(ICANON | ECHO | ISIG); + ioctl(fd, TCSETA, &new_tty); + fread(&ch, 1, sizeof(ch), stdin); + ioctl(fd, TCSETA, &old_tty); + + return ch; +} +#define _getch repl_getch +#else #include /* only for _getch() */ +#endif /* all for PvdM background code: */ #ifndef PI @@ -270,7 +296,7 @@ int WINAPI WinMain(HINSTANCE hInst, HINSTANCE hPrevInst, PSTR cmd, int showmode) filename = (char *)NULL; memset(&rpng2_info, 0, sizeof(mainprog_info)); - +#ifndef __CYGWIN__ /* Next reenable console output, which normally goes to the bit bucket * for windowed apps. Closing the console window will terminate the * app. Thanks to David.Geldreich@realviz.com for supplying the magical @@ -279,7 +305,7 @@ int WINAPI WinMain(HINSTANCE hInst, HINSTANCE hPrevInst, PSTR cmd, int showmode) AllocConsole(); freopen("CONOUT$", "a", stderr); freopen("CONOUT$", "a", stdout); - +#endif /* Set the default value for our display-system exponent, i.e., the * product of the CRT exponent and the exponent corresponding to @@ -413,7 +439,9 @@ int WINAPI WinMain(HINSTANCE hInst, HINSTANCE hPrevInst, PSTR cmd, int showmode) /* print usage screen if any errors up to this point */ if (error) { +#ifndef __CYGWIN__ int ch; +#endif fprintf(stderr, "\n%s %s: %s\n\n", PROGNAME, VERSION, appname); readpng2_version_info(); @@ -432,16 +460,23 @@ int WINAPI WinMain(HINSTANCE hInst, HINSTANCE hPrevInst, PSTR cmd, int showmode) " -timing\tenables delay for every block read, to simulate modem\n" "\t\t download of image (~36 Kbps)\n" "\nPress Q, Esc or mouse button 1 after image is displayed to quit.\n" +#ifndef __CYGWIN__ "Press Q or Esc to quit this usage screen. ", +#else + , +#endif PROGNAME, -#if (defined(__i386__) || defined(_M_IX86) || defined(__x86_64__)) +#if (defined(__i386__) || defined(_M_IX86) || defined(__x86_64__)) && \ + !(defined(__CYGWIN__) || defined(__MINGW32__)) (int)strlen(PROGNAME), " ", #endif (int)strlen(PROGNAME), " ", default_display_exponent, num_bgpat); fflush(stderr); +#ifndef __CYGWIN__ do ch = _getch(); while (ch != 'q' && ch != 'Q' && ch != 0x1B); +#endif exit(1); } @@ -478,18 +513,24 @@ int WINAPI WinMain(HINSTANCE hInst, HINSTANCE hPrevInst, PSTR cmd, int showmode) if (error) { +#ifndef __CYGWIN__ int ch; +#endif fprintf(stderr, PROGNAME ": aborting.\n"); +#ifndef __CYGWIN__ do ch = _getch(); while (ch != 'q' && ch != 'Q' && ch != 0x1B); +#endif exit(2); } else { fprintf(stderr, "\n%s %s: %s\n", PROGNAME, VERSION, appname); +#ifndef __CYGWIN__ fprintf(stderr, "\n [console window: closing this window will terminate %s]\n\n", PROGNAME); +#endif fflush(stderr); } @@ -1132,7 +1173,12 @@ static void rpng2_win_finish_display() rpng2_info.state = kDone; printf( - "Done. Press Q, Esc or mouse button 1 (within image window) to quit.\n"); +#ifndef __CYGWIN__ + "Done. Press Q, Esc or mouse button 1 (within image window) to quit.\n" +#else + "Done. Press mouse button 1 (within image window) to quit.\n" +#endif + ); fflush(stdout); }