| -rw-r--r-- | html.c | 6 |
1 files changed, 5 insertions, 1 deletions
@@ -1,45 +1,46 @@ /* html.c: helper functions for html output * * Copyright (C) 2006 Lars Hjemli * * Licensed under GNU General Public License v2 * (see COPYING for full license text) */ #include <unistd.h> #include <stdio.h> #include <stdlib.h> #include <stdarg.h> #include <string.h> +#include <errno.h> int htmlfd = STDOUT_FILENO; char *fmt(const char *format, ...) { static char buf[8][1024]; static int bufidx; int len; va_list args; bufidx++; bufidx &= 7; va_start(args, format); len = vsnprintf(buf[bufidx], sizeof(buf[bufidx]), format, args); va_end(args); if (len>sizeof(buf[bufidx])) { fprintf(stderr, "[html.c] string truncated: %s\n", format); exit(1); } return buf[bufidx]; } void html(const char *txt) { write(htmlfd, txt, strlen(txt)); } void htmlf(const char *format, ...) { static char buf[65536]; va_list args; @@ -139,66 +140,69 @@ void html_option(char *value, char *text, char *selected_value) void html_link_open(char *url, char *title, char *class) { html("<a href='"); html_attr(url); if (title) { html("' title='"); html_attr(title); } if (class) { html("' class='"); html_attr(class); } html("'>"); } void html_link_close(void) { html("</a>"); } void html_fileperm(unsigned short mode) { htmlf("%c%c%c", (mode & 4 ? 'r' : '-'), (mode & 2 ? 'w' : '-'), (mode & 1 ? 'x' : '-')); } int html_include(const char *filename) { FILE *f; char buf[4096]; size_t len; - if (!(f = fopen(filename, "r"))) + if (!(f = fopen(filename, "r"))) { + fprintf(stderr, "[cgit] Failed to include file %s: %s (%d).\n", + filename, strerror(errno), errno); return -1; + } while((len = fread(buf, 1, 4096, f)) > 0) write(htmlfd, buf, len); fclose(f); return 0; } int hextoint(char c) { if (c >= 'a' && c <= 'f') return 10 + c - 'a'; else if (c >= 'A' && c <= 'F') return 10 + c - 'A'; else if (c >= '0' && c <= '9') return c - '0'; else return -1; } char *convert_query_hexchar(char *txt) { int d1, d2; if (strlen(txt) < 3) { *txt = '\0'; return txt-1; } d1 = hextoint(*(txt+1)); d2 = hextoint(*(txt+2)); if (d1<0 || d2<0) { strcpy(txt, txt+3); return txt-1; } else { *txt = d1 * 16 + d2; |