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Imported from libpng-1.0.5h.tar

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This commit is contained in:
Glenn Randers-Pehrson
1999-12-10 09:43:02 -06:00
parent 074af5e9ca
commit 166c5a397e
62 changed files with 3740 additions and 1045 deletions
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44
contrib/gregbook/wpng.c
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@@ -57,27 +57,27 @@
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <setjmp.h> /* for jmpbuf declaration in writepng.h */
#include <setjmp.h> /* for jmpbuf declaration in writepng.h */
#include <time.h>
#ifdef DOS_OS2_W32
# include <io.h> /* for isatty(), setmode() prototypes */
# include <fcntl.h> /* O_BINARY for fdopen() without text translation */
# include <io.h> /* for isatty(), setmode() prototypes */
# include <fcntl.h> /* O_BINARY for fdopen() without text translation */
# ifdef __EMX__
# ifndef getch
# define getch() _read_kbd(0, 1, 0) /* need getche() */
# define getch() _read_kbd(0, 1, 0) /* need getche() */
# endif
# else /* !__EMX__ */
# ifdef __GO32__
# include <pc.h>
# define getch() getkey() /* GRR: need getche() */
# define getch() getkey() /* GRR: need getche() */
# else
# include <conio.h> /* for getche() console input */
# include <conio.h> /* for getche() console input */
# endif
# endif /* ?__EMX__ */
# define FGETS(buf,len,stream) dos_kbd_gets(buf,len)
#else
# include <unistd.h> /* for isatty() prototype */
# include <unistd.h> /* for isatty() prototype */
# define FGETS fgets
#endif
@@ -87,7 +87,7 @@
text that includes control characters discouraged by the PNG spec; text
that includes an escape character (27) must be re-entered regardless */
#include "writepng.h" /* typedefs, common macros, writepng prototypes */
#include "writepng.h" /* typedefs, common macros, writepng prototypes */
@@ -112,7 +112,7 @@ int main(int argc, char **argv)
FILE *keybd;
#endif
#ifdef sgi
FILE *tmpfile; /* or we could just use keybd, since no overlap */
FILE *tmpfile; /* or we could just use keybd, since no overlap */
char tmpline[80];
#endif
char *inname = NULL, outname[256];
@@ -269,7 +269,7 @@ int main(int argc, char **argv)
": unable to reopen stdout in binary mode\n");
fclose(wpng_info.infile);
++error;
} else
} else
wpng_info.filter = TRUE;
}
} else if ((len = strlen(inname)) > 250) {
@@ -419,7 +419,7 @@ int main(int argc, char **argv)
wpng_info.have_text &= ~TEXT_TITLE;
valid = FALSE;
#else
if (p[result] == 27) { /* escape character */
if (p[result] == 27) { /* escape character */
wpng_info.have_text &= ~TEXT_TITLE;
valid = FALSE;
}
@@ -449,7 +449,7 @@ int main(int argc, char **argv)
wpng_info.have_text &= ~TEXT_AUTHOR;
valid = FALSE;
#else
if (p[result] == 27) { /* escape character */
if (p[result] == 27) { /* escape character */
wpng_info.have_text &= ~TEXT_AUTHOR;
valid = FALSE;
}
@@ -489,7 +489,7 @@ int main(int argc, char **argv)
wpng_info.have_text &= ~TEXT_DESC;
valid = FALSE;
#else
if (p[result] == 27) { /* escape character */
if (p[result] == 27) { /* escape character */
wpng_info.have_text &= ~TEXT_DESC;
valid = FALSE;
}
@@ -519,7 +519,7 @@ int main(int argc, char **argv)
wpng_info.have_text &= ~TEXT_COPY;
valid = FALSE;
#else
if (p[result] == 27) { /* escape character */
if (p[result] == 27) { /* escape character */
wpng_info.have_text &= ~TEXT_COPY;
valid = FALSE;
}
@@ -549,7 +549,7 @@ int main(int argc, char **argv)
wpng_info.have_text &= ~TEXT_EMAIL;
valid = FALSE;
#else
if (p[result] == 27) { /* escape character */
if (p[result] == 27) { /* escape character */
wpng_info.have_text &= ~TEXT_EMAIL;
valid = FALSE;
}
@@ -579,7 +579,7 @@ int main(int argc, char **argv)
wpng_info.have_text &= ~TEXT_URL;
valid = FALSE;
#else
if (p[result] == 27) { /* escape character */
if (p[result] == 27) { /* escape character */
wpng_info.have_text &= ~TEXT_URL;
valid = FALSE;
}
@@ -743,10 +743,10 @@ static int wpng_isvalid_latin1(uch *p, int len)
for (i = 0; i < len; ++i) {
if (p[i] == 10 || (p[i] > 31 && p[i] < 127) || p[i] > 160)
continue; /* character is completely OK */
continue; /* character is completely OK */
if (result < 0 || (p[result] != 27 && p[i] == 27))
result = i; /* mark location of first questionable one */
} /* or of first escape character (bad) */
result = i; /* mark location of first questionable one */
} /* or of first escape character (bad) */
return result;
}
@@ -791,11 +791,11 @@ static char *dos_kbd_gets(char *buf, int len)
buf[count++] = ch = getche();
} while (ch != '\r' && count < len-1);
buf[count--] = '\0'; /* terminate string */
if (buf[count] == '\r') /* Enter key makes CR, so change to newline */
buf[count--] = '\0'; /* terminate string */
if (buf[count] == '\r') /* Enter key makes CR, so change to newline */
buf[count] = '\n';
fprintf(stderr, "\n"); /* Enter key does *not* cause a newline */
fprintf(stderr, "\n"); /* Enter key does *not* cause a newline */
fflush(stderr);
return buf;